Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12162897 | 1,4-sulfur-bridged polycyclic compounds containing dihydrobenzofuran structure, its preparation method and application thereof | Jianqiang Zhao, Shun Zhou, Weicheng Yuan, Zhenhua Wang | 2024-12-10 |
| 12157981 | Method for prevention and control of super large-scale floods and debris flows | Jiangang Chen, Xiaoqing Chen, Yifei Cui, Huayong Chen, Wanyu ZHAO +1 more | 2024-12-03 |
| 12024842 | Prevention method for floods and debris flows caused by glacial lake outbursts | Jiangang Chen, Xiaoqing Chen, Peng Cui, Huayong Chen, Shuai Li +4 more | 2024-07-02 |
| 11966188 | Jam detection of image forming apparatus based on size of motor current | Hyoungil Kim, Kiho Park, Minkeun Song | 2024-04-23 |
| 11483436 | Abnormality determination for printer engine using vibration information thereof | Kiho Park, Minkeun Song, SaeJin Park, Sungdae Kim | 2022-10-25 |
| 11483445 | Temperature estimation of DC motor based on sensing voltage | Ji Young Byun, Hyoungil Kim | 2022-10-25 |
| 11431277 | Temperature estimation of step motor based on sensing voltage thereof | Ji Young Byun, Hyoungil Kim | 2022-08-30 |
| 11310391 | Jam detection of image forming apparatus based on sizes of motor currents measured in multiple intervals | Minkeun Song, Kiho Park, Hyoungil Kim | 2022-04-19 |
| 10738429 | Asymmetric debris flow drainage trough and design method and application thereof | Jiangang Chen, Xiaoqing Chen, Wanyu ZHAO, Kai Hu, Daozheng Wang | 2020-08-11 |
| 10582033 | Method of providing information and mobile telecommunication terminal thereof | — | 2020-03-03 |
| 10329726 | Method of designing box-type energy-dissipating section of box-type energy-dissipating mudflow diversion flume, and application | Jiangang Chen, Xiaoqing Chen, Wanyu ZHAO, Tao Wang, Yuhua Zou +3 more | 2019-06-25 |
| 10202731 | Method for planning and designing debris flow drainage channels and applications thereof | Xiaoqing Chen, Peng Cui, Jiangang Chen, Yuhua Zou, Tao Wang | 2019-02-12 |
| 10171017 | Image forming apparatus, motor control apparatus, and method of controlling a motor | Hak-young KIM, Ji Young Byun, Sang Hyuk JUNG, Ho-bin Hwang | 2019-01-01 |
| 9954468 | Image forming apparatus, motor control apparatus and motor control method | Hyoung Il Kim, Seong-Ho Shin, Young-jung Yun, Tae-Young Kim, Geon-hoon Kim +2 more | 2018-04-24 |
| 9834898 | Debris flow drainage channel with step pool structure and its applications | Xiaoqing Chen, Fangqiang Wei, Jiangang Chen, Tao Wang | 2017-12-05 |
| 9503002 | Image forming apparatus, motor control apparatus, and method of controlling motor | Hak-young KIM, Hyoung Il Kim | 2016-11-22 |
| 9225276 | Image forming apparatus, control method for the same, and motor state detector | — | 2015-12-29 |
| 9071621 | Security management system and method for location-based mobile device | Hyoung-Suk Kong | 2015-06-30 |
| 8836488 | Method of turning an alarm off and mobile device adapted thereto | — | 2014-09-16 |
| 8824885 | Protection device and protection method for optical network | Zhennan Liu | 2014-09-02 |
| 8598830 | Image forming apparatus, motor control apparatus and motor control method thereof | Hyoung Il Kim, Seong-Ho Shin, Young-jung Yun, Yae-young Kim, Gwon-hoon Kim +2 more | 2013-12-03 |
| 8517633 | Debris-flow prevention method by controlling debris-flow magnitude and avoiding to block main river | Peng Cui, Xiaoqing Chen, Deji Li, Kai Huang | 2013-08-27 |
| 8521072 | Image forming apparatus and color registration method thereof | Hae-seog Jo, Myong-hun Cho | 2013-08-27 |
| 8238805 | Image forming apparatus and auto color registration method thereof | Kyung-pyo Kang, Hae-seog Jo, Jin Ju PARK, Sang Woon Lee | 2012-08-07 |
| 7792437 | Method and apparatus for detecting cover opening of image forming apparatus and method and apparatus for controlling supply of power | — | 2010-09-07 |